The launch, expected at the Ad:Tech conference, includes Taxonomy and Sentiment Analysis application programming interfaces (APIs). Advertising and media is a big market for AlchemyAPI, which specializes in artificial intelligence algorithms.

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Taxonomy API covers 1,000 topic categories with five levels of hierarchy. Publishers and advertisers can create categories on any phrase to target niche terms.

Here's the description of the Taxonomy API:

Deeper levels allow you to classify content into more accurate and lucrative sub segments. For instance, an application focused on identifying content discussing personal lending practices can narrow its classification into sub topics that target decisions with finer resolution.